thomas-yanxin/beacon3d-grounding-mirror

# Beacon3D Grounding Mirror Community mirror generated from the public `beacon-3d/Beacon3D` GitHub repository. Contents: - `train.json`: merged grounding annotations across `scannet`, `3rscan`, and `multiscan` The official Beacon3D grounding task evaluates object-id prediction and chain/object accuracy. This mirror does not redistribute raw ScanNet / 3RScan / MultiScan scene assets.